Publications by authors named "Junqi Niu"

Objectives: GLS4 is a first-in-class hepatitis B virus (HBV) capsid assembly modulator that inhibits HBV replication by interfering with assembly and disassembly of the virus nucleocapsid, this prospective, open-label, comparative, phase 2b trial evaluated the antiviral activity and safety of GLS4/ritonavir (RTV) combined with entecavir in hepatitis B e antigen-positive patients.

Methods: 250 CHB patients were enrolled, including treatment-naïve patients and those interrupted anti-HBV drugs for ≥ 6 months (Part A, n=125), and patients who had taken ETV for ≥1 year and had achieved viral suppression (Part B, n=125). Patients were randomly allocated to receive 120 mg GLS4/100 mg RTV plus 0.

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Background & Aims: The costimulatory molecules OX40 and OX40L, members of the tumor necrosis factor (receptor) superfamily, play an important role in viral control through the activation of T cells. We speculate that activating the immune checkpoint OX40 may promote the inhibition of hepatitis B virus (HBV) replication.

Methods: To test this hypothesis, we investigated the expression dynamics of OX40/OX40L and studied the effects of activation of OX40 on HBV replication, and further explored the possible mechanism.

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As new evidence emerges, treatment strategies toward the functional cure of chronic hepatitis B are evolving. In 2019, a panel of national hepatologists published a Consensus Statement on the functional cure of chronic hepatitis B. Currently, an international group of hepatologists has been assembled to evaluate research since the publication of the original consensus, and to collaboratively develop the updated statements.

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In preclinical studies, GST-HG141, a novel hepatitis B virus (HBV) capsid assembly modulator displayed potent anti-HBV activity in vitro and strong efficacy in HBV animal models. A randomized, double-blind, ascending phase 1b trial assessed the pharmacokinetics, safety, and efficacy of GST-HG141 in chronic hepatitis B (CHB) individuals. Thirty treatment-naïve CHB patients were enrolled in three cohorts (25, 50, and 100 mg twice orally after meals daily) over 28 days, with 10 subjects per cohort (8:2 ratio for GST-HG141 and placebo).

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Background And Aims: Freethiadine is a novel hepatitis B virus capsid assembly modulator. Herein, we report the safety, tolerability, pharmacokinetics and 28-day antiviral activities of freethiadine.

Methods: The study consisted of two parts.

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Alcohol-induced liver injury (ALI) is a serious global health issue. Diammonium glycyrrhizinate (DG), a pharmaceutical form of glycyrrhizic acid, has been reported to have anti-inflammatory and anti-oxidative stress properties. We investigated the potential hepatoprotective effects of DG against ALI and explored the mechanisms of it.

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Article Synopsis
  • Hepatitis B virus (HBV) can lead to different health outcomes based on its genotype, but traditional PCR-based genotyping is often impractical for clinical use due to complexity and low success rates.
  • A new ELISA-based genotyping method has been developed to quickly and accurately identify HBV genotypes B and C, which are prevalent in China, using specific commercial and homemade antibodies.
  • This ELISA kit shows over 95% sensitivity and specificity and outperforms traditional PCR methods in accuracy, particularly for samples with lower HBV DNA levels, indicating a reliable alternative for clinical diagnosis.
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  • Scientists studied a health problem called MASH, which affects people's livers, and worked on two tests to help doctors tell if someone has it.
  • They looked at data from over 3,000 people to make sure their first test, called acMASH, worked well, and then created a new test called acFibroMASH to find more severe cases.
  • The new acFibroMASH test was better at predicting who might have future liver problems compared to another test, showing it's a useful tool for doctors to keep patients healthy.
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It is critical to assess the extent and progression of liver fibrosis for patients to receive suitable treatments, but its diagnostic methods remain unmet. Extracellular matrix protein 1 (ECM1) has previously been reported to be a key factor in the induction and progression of liver fibrosis. However, little is known about the use of ECM1 as a biomarker to evaluate fibrosis.

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  • The study focuses on predicting the risk of hepatocellular carcinoma (HCC) in patients with chronic hepatitis B receiving nucleos(t)ide analogues (NAs), emphasizing the importance of serum hepatitis B virus (HBV) RNA as a novel biomarker.
  • Researchers analyzed data from 1,374 NA-treated patients, tracking HBV RNA levels over three years and using a Cox proportional-hazard model to assess the link between HBV RNA declines and HCC risk, finding significant associations.
  • The findings suggest that patients with lower declines in HBV RNA at one and two years have a higher risk of developing HCC, and incorporating these declines into existing risk prediction models can improve their accuracy and help guide patient monitoring strategies
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Hepatic stellate cell (HSC) activation is the essential pathological process of liver fibrosis (LF). The molecular mechanisms regulating HSC activation and LF are incompletely understood. Here, we explored the effect of transcription factor SRY-related high mobility group box 7 (SOX7) on HSC activation and LF, and the underlying molecular mechanism.

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  • The study aimed to evaluate the effectiveness and tolerability of direct-acting antiviral (DAA) treatments for hepatitis C virus (HCV) across different genotypes (GTs) in a global, real-world context, focusing particularly on GT3 and GT6.
  • Researchers analyzed data from 15,849 chronic hepatitis C patients across Asia, North America, and Europe over a seven-year period, noting demographic factors such as age, sex, and prior treatment history.
  • Results showed a high sustained virological response (SVR12) rate of 96.9% overall, with variances by genotype, highlighting that independent factors like advanced age, cirrhosis, and previous treatment failures affected treatment outcomes, while being
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The detection of hepatitis B surface antigen (HBsAg) is critical in diagnosing hepatitis B virus (HBV) infection. However, existing clinical detection technologies inevitably cause certain inaccuracies, leading to delayed or unwarranted treatment. Here, we introduce a label-free plasmonic biosensing method based on the thickness-sensitive plasmonic coupling, combined with supervised deep learning (DL) using neural networks.

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Background: Cyperus stoloniferus is an important species in coastal ecosystems and possesses economic and ecological value. To elucidate the structural characteristics, variation, and evolution of the organelle genome of C. stoloniferus, we sequenced, assembled, and compared its mitochondrial and chloroplast genomes.

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Article Synopsis
  • The study focuses on creating a prognostic model to predict HBsAg loss in patients with chronic hepatitis B (CHB) undergoing antiviral treatment, which currently rarely occurs with existing therapies.
  • Data from 6,792 patients treated with nucleos(t)ide analogues were analyzed, leading to the development of the GOLDEN model that integrates longitudinal HBsAg measurements.
  • The GOLDEN model demonstrated high accuracy in predicting HBsAg clearance, effectively identifying patients likely to achieve this outcome, which could improve patient stratification in future treatments.
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In up to one-third of nonalcoholic fatty liver disease (NAFLD) patients, simple steatosis progresses to its more severe form, nonalcoholic steatohepatitis (NASH), but the precise mechanisms underlying this transition are not fully understood. Toll/interleukin-1 receptor 8 (TIR8), a conventional innate immune regulator highly expressed in hepatic tissue, has shown potential for ameliorating various inflammation-related disorders. However, its role in NASH pathogenesis, especially its regulatory effects on lipid metabolism and inflammatory responses, is still unclear.

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  • The study aimed to assess the prevalence and clinical characteristics of primary sclerosing cholangitis (PSC) in China, as there’s limited epidemiological data on this condition in the country.
  • A total of 1358 PSC cases were identified across 299 hospitals, showing that PSC is more prevalent in males and has the highest occurrence in East China, with an estimated prevalence of about 2.36 per 100,000 people from 2000 to 2023.
  • The findings suggest that PSC prevalence is lower in China compared to Western countries, and factors like regional GDP and healthcare spending are linked to PSC rates.
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Article Synopsis
  • - Chronic hepatitis B severely impacts the immune system and liver health, with the hepatitis B virus (HBV) mainly affecting liver cells (hepatocytes) without infecting other types of cells.
  • - Exosomes are tiny vesicles that facilitate communication and transport between HBV-infected liver cells and immune cells, influencing the immune environment in the liver, but their role has only recently started to gain attention.
  • - This review explores the life cycle of exosomes—from their creation to their effects on other cells—and highlights how HBV alters exosome production and function, along with potential future uses of exosomes in treating hepatitis B.
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Hepatitis B virus (HBV) infections pose a major threat to human health. HBV can upregulate the expression of the transcription factor Yin Yang 1 (YY1) in in vitro cytological experiments, suggesting an association between YY1 and HBV infection. However, data on YY1 expression in chronic hepatitis B (CHB) patients are lacking.

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Purpose: To compare the clinical efficacy of arthroscopic TightRope loop titanium button and clavicular hook plate in the treatment of acromioclavicular joint (ACJ) dislocation of Rockwood III/IV.

Methods: A retrospective analysis of patients with ACJ dislocation in our hospital from January 2018 to December 2020 was conducted. The patients were assigned to be treated with arthroscopic TightRope loop titanium button (TR group) or clavicular hook plate (HP group).

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Article Synopsis
  • Aseptic loosening in total joint replacements is often caused by polyethylene wear particles that trigger inflammation and osteoclast formation, contributing to failure.
  • The experiment aimed to determine if melittin could modulate inflammatory responses through the NF-kB pathway and impact the RANKL/OPG balance in rats, potentially delaying arthritis.
  • Results indicated that melittin treatment led to beneficial changes in serum markers, reduced bone defects, and decreased osteoclast and inflammatory cell presence, suggesting it inhibits the inflammatory process in the joint environment.
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Background: Primary biliary cholangitis (PBC) is a chronically progressive liver disease mediated by an autoimmune response. The aetiology and pathogenesis of PBC are not fully understood and may be related to immune disorders caused by genetic factors and their interaction with environmental factors. Immune checkpoints play an important role in preventing the occurrence of autoimmunity.

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Background: The screening practices for hepatitis D virus (HDV) are diverse and non-standardized worldwide, and the exact prevalence of HDV is uncertain.

Aim: To estimate HDV prevalence and investigate viral marker quantity trends in patients with hepatitis D.

Methods: We collected 5594 serum samples from patients with hepatitis B in Jilin Province, China (3293 males and 2301 females, age range of 2 to 89 years).

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Introduction: A pan-genotypic and effective treatment regimen for patients with chronic hepatitis C virus (HCV) infection remains an unmet medical need in China. Alfosbuvir is a novel potent HCV NS5B polymerase inhibitor in development for the treatment of chronic HCV infection. We conducted a phase 3 study to evaluate the efficacy and safety of alfosbuvir in combination with daclatasvir in Chinese patients with HCV infection.

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Non-alcoholic fatty liver disease is a growing health burden with limited treatment options worldwide. Herein we report a randomized, double-blind, placebo-controlled, multiple-dose trial of a first-in-class pan-phosphodiesterase inhibitor ZSP1601 in 36 NAFLD patients (NCT04140123). There were three cohorts.

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